It's one of many very sophisticated product lines. The companies will shift their focus and still innovate. From what I've read largest manufacturer is https://

It's one of many very sophisticated product lines. The companies will shift their focus and still innovate. From what I've read largest manufacturer is https://en.wikipedia.org/wiki/Dr%C3%A4gerwerk https://en.wikipedia.org/wiki/Dr%C3%A4gerwerk